Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.18375303. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.

No stratigraphic data available. If you know publications where stratigraphic ranges of this species or genus are calibrated, report this by using the feedback button below.

Plots are based on the following information

FO/LO	Location	Source	Calibration	Age (Ma)	Paleolatitude
FO	North Yorkshire, UK	Bucefalo Palliani and Riding, 2000	0 in amm_b_Uptonia jamesoni	192.9	41.037
FO	Quercy, France	Bucefalo Palliani and Riding, 1997b	0.5 in amm_b_Pleuroceras spinatum	184.9	35.576
FO	Central Italy, Europe	Bucefalo Palliani and Riding, 2003	0 in amm_b_Uptonia jamesoni	192.9	27.009
FO	Central Italy, Europe	Bucefalo Palliani et al., 1997a	0 in stage_Toarcian	184.2	28.982
FO	Hungary synthesis, Eastern Europe	Bucefalo Palliani and Riding, 2003	0 in amm_b_Uptonia jamesoni	192.9	32.996
FO	Portugal, Europe	Bucefalo Palliani and Riding, 2003	0 in amm_b_Uptonia jamesoni	192.9	29.619
FO	southern France, France	Bucefalo Palliani and Riding, 2003	0 in amm_b_Uptonia jamesoni	192.9	34.813
FO	Greece, Southern Europe	Bucefalo Palliani and Riding, 2003	0 in amm_b_Uptonia jamesoni	192.9	35.691
LO	Quercy, France	Bucefalo Palliani and Riding, 1997b	0.25 in amm_b_Leioceras opalinum	174.2	32.823
LO	Central Italy, Europe	Bucefalo Palliani et al., 1997a	1 in stage_Toarcian	174.7	26.602